LyondellBasell benefitted from low-cost ethane and propane feedstock costs during the second-quarter of 2012, and will continue to have that advantage in the near term, the company's chief executive said.

BASF will seek an increase of 15-cent/lb ($331/tonne, €275/tonne) for its North American nylon 6 polymer effective 1 August or as contracts allow as a result of higher raw materials costs, a company official said.

The outlook for DuPont’s titanium dioxide (TiO2) business remains good, despite a year-on-year volume decline in the second quarter, the CEO of the diversified US-based chemicals and science major said.